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参数资料
| 型号： | TPS2060DGNG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封装： | GREEN, PLASTIC, MSOP-8 |
| 文件页数： | 23/33页 |
| 文件大小： | 1022K |
| 代理商： | TPS2060DGNG4 |
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SLVS553K
– MARCH 2005 – REVISED MAY 2011
RECOMMENDED OPERATING CONDITIONS
(1)
MIN
MAX
UNIT
Input voltage, VI(IN)
2.7
5.5
V
VI
Input voltage, VI(ENx), VI(/ENx)
0
5.5
V
IO
Continuous output current, IO(OUTx)
0
1.5
A
TPS2060/64
0
105
TJ
Operating virtual junction temperature
TPS2068/69 (DGN Package)
–40
105
°C
TPS2068 (D Package)
0
105
(1)
The PowerPad must be connected externally to GND pin to meet qualifying conditions for CB Certificate (DGN package only).
ELECTRICAL CHARACTERISTICS
0
°C ≤ TJ ≤ 105°C for the TPS2060/64 and TPS2068 (D package), plus –40°C ≤ TJ ≤ 105° for the
TPS2068/69 (DGN package), VI(IN) = 5.5 V, IO = 1 A, VI(/ENx) = 0 V, or VI(ENx) = 5.5 V (unless otherwise noted).
PARAMETER
TEST CONDITIONS(1)
MIN
TYP
MAX
UNIT
POWER SWITCH
Static drain-source on-state resistance,
5-V operation and
VI(IN) = 5 V or 3.3 V, IO = 1.5 A
70
115
m
3.3-V operation
rDS(on)
Static drain-source on-state resistance,
VI(IN) = 2.7 V, IO = 1.5 A
75
125
m
2.7-V operation
VI(IN) = 5.5 V
0.6
1.5
tr
Rise time, output
VI(IN) = 2.7 V
0.4
1
CL = 1 μF,
TJ = 25°C
ms
RL = 5
VI(IN) = 5.5 V
0.05
0.5
tf
Fall time, output
VI(IN) = 2.7 V
0.05
0.5
ENABLE INPUT EN OR EN
VIH
High-level input voltage
2.7 V
< VI(IN) < 5.5 V
2
V
VIL
Low-level input voltage
2.7 V
< VI(IN) < 5.5 V
0.8
II
Input current
VI(/ENx) = 0 V or 5.5 V, VI(ENx) = 0 V or 5.5 V
-0.5
0.5
μA
ton
Turnon time
CL = 100 μF, RL = 5
3
ms
toff
Turnoff time
CL = 100 μF, RL = 5
10
CURRENT LIMIT
VI(IN) = 5 V, OUT connected to GND, device enabled into
IOS
Short-circuit output current
1.6
2.1
2.6
A
short-circuit
TPS2060/64
3.2
3.9
VI(IN) = 5 V, Current ramp
IOC_TRIP
Overcurrent trip threshold
A
(
≤ 100 A/s) on OUT
TPS2068/69
2.3
2.85
3.4
VI(IN) = 5 V, OUT1 and OUT2 connected to GND, Device enabled
IOS
(2)
Short-circuit output current
3.2
4.2
5.2
A
into short-circuit, current measured at VI(IN)
Overcurrent trip threshold
VI(IN) = 5 V, Current ramp (≤ 100 A/s) on OUT1 and OUT2 tied
6.4
7.8
A
IOC_TRIP
(2)
TPS2060/64
together, current measured at VI(IN)
TJ = 25°C
0.5
1
No load on OUT, VI(/ENx) = 5.5 V,
IOL
Supply current, low-level output
μA
or VI(ENx) = 0 V
Over TJ range
0.5
5
TJ = 25°C
50
70
Supply current, high-level output
No load on OUT, VI(/ENx) = 0 V,
IOH
μA
TPS2060/64
or VI(ENx) = 5.5 V
Over TJ range
50
90
TJ = 25°C
43
60
Supply current, high-level output
No load on OUT, VI(/ENx) = 0 V,
IOH
μA
TPS2068/69
or VI(ENx) = 5.5 V
Over TJ range
43
70
OUT connected to ground, VI(/ENx) = 5.5 V,
Ilkg
Leakage current
1
μA
or VI(ENx) = 0 V
Reverse leakage current
VI(OUTx) = 5.5 V, IN = ground
TJ = 25°C
0.2
μA
UNDERVOLTAGE LOCKOUT
Low-level input voltage, IN
2
2.5
V
Hysteresis, IN
TJ = 25°C
75
mV
(1)
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account
separately.
(2)
This configuration has not been tested for UL certification.
Copyright
2005–2011, Texas Instruments Incorporated
3
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